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ps1321
d:\northps\block123-14dec07\ps1321.txt
15 Dec 07 01:27:08 Saturday  elapsed time 00:07:35
Rectangular area = 0.875 km2
Data area = 0.872 km2
*percent double coverage = 38.973
**low-curvature dc area = 0.118 km2
1st-return RMSE, low-curvature areas = 0.344
95p = 0.656, 98p = 0.767, 99.5p = 0.942
BE RMSE = 0.510
95p = 1.040, 98p = 1.539, 99.5p = 2.450
1505605 unique returns and 0 duplicate returns
 
237833.00001 1284201.86 670666.63 316.49 1 10 
237836.445818 1282308.63 670252.84 356.85 1 10 
285602.993988
523439.439806 1282300.73 670252.07 303.8 4 1 
523454.537822 1283909.71 673251.94 215.32 1 10 
874.468473
524329.006295 1285256.25 673251.32 233.06 3 2 
524346.050255 1282842.01 670252.21 314.63 1 10 
270.010981
524616.061236 1285176.69 670252.46 367.69 3 10 
524625.985655 1285269.94 672280.98 264.58 1 10 
 
1194811 1st returns
242325 2nd returns
60691 3rd returns
7778 4th returns
367929 ground returns
0 blunders

curvature versus slope
  n = 374332 
  X=0, Y = 10.32 +/- 7.18 
  Weighted least-squares fit:  Y = 12.8 + 4.486 X  + -0.05070 X**2 
 
slope versus dZ, curvature < 5
  n = 213032 
  X=0, Y = 9.47 +/- 5.85 
  Weighted least-squares fit:  Y = 8.3 + 0.261 X  + 0.00020 X**2 
     at X = 100, Y = 36.4 
     effective RMSE xy = 55.7 
 
slope versus dZ, curvature < 15
  n = 297108 
  X=0, Y = 9.60 +/- 6.02 
  Weighted least-squares fit:  Y = 8.4 + 0.250 X  + 0.00105 X**2 
 
curvature versus dZ, slope < 10
  n = 223411 
  X=0, Y = 10.29 +/- 6.21 
  Weighted least-squares fit:  Y = 9.5 + 0.578 X  + 0.04957 X**2 
 
 
Number of samples 382179
Max dz = 900
Mean dz = 17
RMS dz = 39.3192065027
100cm = 97.3096376305 percentile value of dz

Number of survey units in 1 meter = 3.208
Nominal spot spacing (in survey units) = 5
Nominal pulse density (per m2) = 1
Difference cell size = 2.5
IsData cell size = 1.25
IsData expand cells = 8
IsData shrink cells = 7
BE IsData cell size = 2.5
BE IsData expand cells = 24
BE IsData shrink cells = 24
MaxCurve = 24.69903359999
Curvature expand cells = 4
Curvature shrink cells = 3
Point density cell size = 20
Color critical value = 0.3208
Hue jump at critical value = 90